You know x is a number less than 4. Select all the inequalities that must be
true.
-2x>-8
x-2>2
5x<20
x<8
x+6<10
x>4

How many $20 bills do you need to have to make $280

Dexter read 11 science fiction books and 5 history books. lena read 9 science fiction books and 4 history books. compare the students’ ratios of science fiction books to history books. 1. determine the ratios’ form:    science fiction books to history books 2. write the ratios as fractions:    dexter: 115; lena: 94 3. rewrite with a common denominator. 4. compare. 5. answer the question. determine which shows the correct comparison of the ratios for this problem.

Gabrielle's age is two times mikhail's age. the sum of their ages is 84. what is mikhail's age?